beep

http://xml.coverpages.org/beep.html

http://wwwin-eng.cisco.com/Eng/IOS/Graffiti/PRDs/beep-prd.doc

· Beepcore (http://www.beepcore.org/), which provides a “beepcore” software library, available in Java, C, and Tcl flavors.
· CodeFactory (http://www.codefactory.se), which provides RoadRunner, an implementation of the BEEP protocol written in C.

http://www.xml.com/lpt/a/2002/10/16/ends.html